From 13f8c8293cf59de31497d15a17a17958b98e7ecb Mon Sep 17 00:00:00 2001
From: Roland Hedberg <roland.hedberg@adm.umu.se>
Date: Fri, 24 May 2013 11:42:55 +0200
Subject: [PATCH] Switched to use a simple monotonic increased identifier for
 authn types.

---
 src/saml2/authn_context/__init__.py | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/src/saml2/authn_context/__init__.py b/src/saml2/authn_context/__init__.py
index 849ea0b..4643bd3 100644
--- a/src/saml2/authn_context/__init__.py
+++ b/src/saml2/authn_context/__init__.py
@@ -3,8 +3,6 @@ from saml2.samlp import RequestedAuthnContext
 
 __author__ = 'rolandh'
 
-import hashlib
-
 from saml2 import extension_elements_to_elements
 
 UNSPECIFIED = "urn:oasis:names:tc:SAML:2.0:ac:classes:unspecified"
@@ -36,6 +34,7 @@ CMP_TYPE = ['exact', 'minimum', 'maximum', 'better']
 class AuthnBroker(object):
     def __init__(self):
         self.db = {"info": {}, "key": {}}
+        self.next = 0
 
     def exact(self, a, b):
         return a == b
@@ -81,17 +80,8 @@ class AuthnBroker(object):
         else:
             raise NotImplementedError()
 
-        m = hashlib.md5()
-        for attr in ["method", "level", "authn_auth"]:
-            m.update(str(_info[attr]))
-        try:
-            _txt = "%s" % _info["decl"]
-        except KeyError:
-            pass
-        else:
-            m.update(_txt)
-
-        _ref = m.hexdigest()
+        self.next += 1
+        _ref = str(self.next)
         self.db["info"][_ref] = _info
         try:
             self.db["key"][key].append(_ref)